INJURED GOT OFF THE FORKLIFT, WENT UP TO THE PALLETIZER TO CHANGE OVER FROM T-3 TO SUPER MASONRY AND NOTICED A BAG STALLED ON DECLINE BELT. SHE WENT TO PUSH DOWN THE BAG AND A HALF EMPTY SUPER BAG WAS LEFT ON THE WALKWAY. SHE WENT TO STEP OVER THE BAG & CAUGHT HE RIGHT FOOT ON THE BAG & FELL ONTO THE METAL GRATING WALKWAY CAUSING LACERATIONS/ABRASIONS TO KNEES, HANDS AND SHOULDER.